4497662081 has 12 divisors (see below), whose sum is σ = 4999270500. Its totient is φ = 4042832640.

The previous prime is 4497662077. The next prime is 4497662089. The reversal of 4497662081 is 1802667944.

It can be written as a sum of positive squares in 2 ways, for example, as 2322372481 + 2175289600 = 48191^2 + 46640^2 .

It is not a de Polignac number, because 4497662081 - 2² = 4497662077 is a prime.

It is a super-2 number, since 2×4497662081² = 40457928389730501122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4497662089) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 198056 + ... + 219593.

It is an arithmetic number, because the mean of its divisors is an integer number (416605875).

Almost surely, 2^4497662081 is an apocalyptic number.

It is an amenable number.

4497662081 is a deficient number, since it is larger than the sum of its proper divisors (501608419).

4497662081 is a wasteful number, since it uses less digits than its factorization.

4497662081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417760 (or 417749 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 47.

The square root of 4497662081 is about 67064.6112416974. The cubic root of 4497662081 is about 1650.6776623837.

The spelling of 4497662081 in words is "four billion, four hundred ninety-seven million, six hundred sixty-two thousand, eighty-one".